.fv_tooltip {
    width: 200px;
    color: #000;
    font: lighter 11px/1.3 Arial, sans-serif;
    text-decoration: none;
    text-align: center
}

.fv_tooltip span.top {
    padding: 30px 8px 0;
    background: url(../images/bt.gif) no-repeat top
}

.fv_tooltip b.bottom {
    padding: 3px 8px 8px;
    color: #548912;
    background: url(../images/bt.gif) no-repeat bottom
}